diff --git a/vulnerabilities/README.md b/vulnerabilities/README.md
index 60795bf..11d7af4 100644
--- a/vulnerabilities/README.md
+++ b/vulnerabilities/README.md
@@ -37,3 +37,4 @@
 * [secureum-mind-map](https://github.com/x676f64/secureum-mind_map/blob/master/3.%20Solidity%20201.md)
 * [defi hacks & exploits](https://github.com/SunWeb3Sec/DeFiHackLabs/#list-of-defi-hacks--exploits)
 * [ethereum smart contract security best practices](https://consensys.github.io/smart-contract-best-practices/)
+* [biased nonce sense lattice attacks against weak ECDSA](https://www.youtube.com/watch?v=6ssTlSSIJQE_